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# VHDL language definition file
#
# Author: Andre Simon
#   Mail: andre.simon1@gmx.de
#   Date: 28.06.2003
# ------------------------------------------
# This file is a part of highlight, a free source code converter released under the GPL.
#
# The file is used to describe keywords and special symbols of programming languages.
# See README in the highlight directory for details.
#
# New definition files for future releases of highlight are always appreciated ;)
#
# ----------
# andre.simon1@gmx.de
# http:/www.andre-simon.de/

$DESCRIPTION=VHDL

$KEYWORDS(kwa)=abs access after all and architecture array assert attribute begin block body buffer bus
case component configuration disconnect downto else elsif end entity exit file for function
generate generic group guarded if impure in inertial inout is label library linkage literal loop
map mod nand new next nor not null of on open or others out package port postponed procedure
process pure range record register reject rem report return rol ror select severity shared sla sll
sra srl then to transport unaffected units until use  wait when while with xnor xor ActivPullUp
AndN And2FF AndNFF Cnt1Bit CntNBit CntNBitDown CntNBitMod CntNBitOe CntNBitSLd CntNBitSR
CntNBitUpDown CompNBit CompNBitFF DiffH2LWithFF DiffL2HWithFF Dff1 Dff1NegClk Dffn Encode4to5
Mux1of2 Mux1of8 Mux1Vof2V Mux1Vof3V Mux1Vof4V PreScale1Bit PreScale1BitAR PreScale1BitARNegClk
PreScaleNBit PreScaleNBitAR Reg1Bit Reg1BitAR Reg1BitR RegNBit RegNBitAR RSFFAsync RSFFsync
RsSynchronizer ShiftP2SRegNBitAR ShiftRegNBitAR ShiftS2SRegNBit SRFFsync SyncAndDiffL2HWithFF
SyncAndDiffH2LWithFF SyncAndDiffL2HWithFFAndFg SyncAndDiffH2LWithFFAndFg SyncAndDiffLL2HHWithFF
SyncAndDiffHH2LLWithFF SyncAndDiffLL2HHWithFFAndFg SyncAndDiffHH2LLWithFFAndFg ActivPullUp_arch
AndN_arch And2FF_arch AndNFF_arch Cnt1Bit_arch CntNBit_arch CntNBitDown_arch CntNBitMod_arch
CntNBitOe_arch CntNBitSLd_arch CntNBitSR_arch CntNBitUpDown_arch CompNBit_arch CompNBitFF_arch
DiffH2LWithFF_arch DiffL2HWithFF_arch Dff1_arch Dff1NegClk_arch Dffn_arch Encode4to5_arch
Mux1of2_arch Mux1of8_arch Mux1Vof2V_arch Mux1Vof3V_arch Mux1Vof4V_arch PreScale1Bit_arch
PreScale1BitAR_arch PreScale1BitARNegClk_arch PreScaleNBit_arch PreScaleNBitAR_arch Reg1Bit_arch
Reg1BitAR_arch Reg1BitR_arch RegNBit_arch RegNBitAR_arch RSFFAsync_arch RSFFsync_arch
RsSynchronizer_arch ShiftP2SRegNBitAR_arch ShiftRegNBitAR_arch ShiftS2SRegNBit_arch SRFFsync_arch
SyncAndDiffL2HWithFF_arch SyncAndDiffH2LWithFF_arch SyncAndDiffL2HWithFFAndFg_arch
SyncAndDiffH2LWithFFAndFg_arch SyncAndDiffLL2HHWithFF_arch SyncAndDiffHH2LLWithFF_arch
SyncAndDiffLL2HHWithFFAndFg_arch SyncAndDiffHH2LLWithFFAndFg_arch

$KEYWORDS(kwb)=bit bit_vector boolean integer real std_logic std_logic_vector time character string

$KEYWORDS(kwc)=alias constant type variable signal subtype

# VHDL Workaround: distinguish string delimiters and event markers
# (same eymbol: ')
#$KEYWORDS(kwd)=regex(\w+('\w+))
$KEYWORDS(kwd)=regex([\w\(\)]+('\w+))

$STRINGDELIMITERS='

$SL_COMMENT=--

$IGNORECASE=true

$SYMBOLS= ( ) [ ] { } , ; : & | < > !  = / * %  + -